Your commands, ideas, demands and concepts form the data your system processes and stores. Without user input, a computer simply takes up desktop space and waits for directions, like a lost motorist ...

Input devices are tools that help us give information and commands to a computer. Input device examples include the keyboard, mouse, microphone, scanner, and touchscreen. Each device has a special use ...

Output devices are essential computer components that present processed information in a usable form. They include monitors for visual display, printers for producing hard copies, speakers or ...